Expert answer: "Olive oil does help improve hair health by adding nutrients and healthy fats to the root," says Fris, so using it as a deep conditioning treatment does work to make hair silkier, he continues. As for helping hair growth? Fris advises that "it doesn't speed up the process of hair growth enough to make it a useful solution."

I agree with everyone the urine one is nasty. Pee belongs in the toilet and I'm gonna keep it the way. These beauty tips are great. I have never heard of the hot sauce one before. I would like to try some of the mayonnaise. I would probably buy the hair mayonnaise from sally beauty supply. I like the real mayonnaise for my food.